In Cruise Ships, readers will be introduced to the engineering concepts and design of cruise ship innovation. From ship weight and density to electricity and power, this book delves into the depths of cruise ships and what the professionals need to do in order to make these vessels safe, steady, and fun--all at the same time. The Engineering Wonders series for grades 4-8 explores the ways engineers identify the needs to be met and/or problems to be solved and crated solutions through innovative design. Featuring 48 pages, this series takes a look at a variety of structural, technical, and transportation engineering and their applications.